In this essay using the technology system "Facial action coding system" the emotional expression of students in a classroom can be valuable.

The new technology system could help For example like not smiling broadly using video imagery In paragraph 5 technology you can see if your friend are pretendind to be emotional of course most, of us would have trouble actually describing each facial trait that conveys happy, worried, etc. It's saying in the quote that humans are not good at describing facial action "coding system" can see and know what really are people's feelings.

By using the new the new "Facial Action Coding System" in a school system can be valuable to the school system because computers can recongnize when a student is becoming confused or bored the coding system can make computer animated faces more expressive for video games or video surgery.

Conclusion i think that the "Facial Action Coding System" is not a bad idea it can detect when you're happy or sad is a good idea for the students.